Polystable vector bundle

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August undefined, 2024

WebE-Mail: [email protected] 197 f198 R . A . ZÚÑIGA - ROJAS Abstract Considering a compact Riemann surface of genus greater or equal than two, a Higgs bundle is a pair … WebCorpus ID: 122821449; Decomposable subbundles of polystable vector bundles on projective curves @article{Ballico1999DecomposableSO, title={Decomposable …

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Web× Close. The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. tsr 1542 summary

Tensor product of stable bundle and line bundle is stable

WebWe also construct stable and polystable vector bundles. Some classes of these vector bundles can give rise to supersymmetric grand uni ed models with three ... The vector … WebA holomorphic vector bundle Eis semistable if for every subbundle FˆE degF rkF degE rkE Eis stable if the above inequality is always strict ( =) <) Eis polystable if E˘= M i E i; with all E i … WebParabolic bundles were introduced by Mehta and Seshadri [MS] for curves and a general-ization for higher dimensional varieties was later provided by Maruyama and Yokogawa … tsr18acw

Unitary representations of the fundamental group of orbifolds

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WebWe construct geometric compactifications of the moduli space $F_{2d}$ of polarized K3 surfaces, in any degree $2d$. Our construction is via KSBA theory, by ... WebJun 21, 2000 · A vector bundle over a connected projective variety Xis called nite if there are two distinct polynomials, say fand g, with nonnegative integral coe cients, such that the … phishingovy testWebA vector bundle E is polystable if it is a direct sum of stable bundles of the same slope. Remark 8.29. If we ﬁx a rank n and degree d such that n and d are coprime, then the … phishingowej

"WebSupersymmetric heterotic string models, built from a Calabi-Yau threefold endowed with a stable vector bundle , usually lead to an anomaly mismatch between and ; this leads to the question whether the difference can … " - Polystable vector bundle

Polystable vector bundle

ON A CHARACTERIZATION OF FINITE VECTOR BUNDLES AS …

Webof vector bundles on Xsuch that Sis a direct sum of line bundles, while Eand Qare polystable. If Xis elliptic, we also consider the case E∼= O⊕e X (i.e. the pull-back of the … WebSep 17, 2024 · Moreover, such indigenous bundles are the associated projective bundles of rank two polystable vector bundles by the projective unitary monodromy property. In this …

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Webspace of stable vector bundles that can be extended to reducible representations (and polystable vector bundles). We will study these moduli spaces and some of their … WebMar 1, 2024 · Abstract. Using a quasi-linear version of Hodge theory, holomorphic vector bundles in a neighbourhood of a given polystable bundle on a compact Kähler manifold …

WebAs dimV 2, the vector bundle EV is not stable. There-fore, EV is an example of a polystable homogeneous vector bundle E satisfying the condition in the second part of Lemma 3.1 … Web2.polystable, if it decomposes as a direct sum E À k i 1 E i, where E i are stable bundles with 1 rkpE iq deg gpE iq 1 rkpEq deg gpEq. The Kobayashi-Hitchin correspondence ([15], [14], …

WebWe suppose that X is an algebraic curve with an S 3 -action. The group S 3 then acts in two ways on Spin(8)-bundles over a curve: by pull-back under the action on X, and by the …

Webample line bundle on it. There is a well known bijective correspondence between the isomorphism classes of polystable vector bundles E on X with c1(E) = 0 = c2(E) · … phishingowiWebSign In Help ... t-square year-end special 2020 in tokyoWebThe polystable bundle is given by a spectral cover bundle, for the visible sector, and a suitably chosen bundle, for the hidden sector. This provides a new class of heterotic flux … tsr 11 armyWeb@article{Ballico1998, abstract = {Let C be an elliptic curve and E, F polystable vector bundles on C such that no two among the indecomposable factors of E + F are isomorphic. Here … phishingowy emailWebIn [13], Narasimhan and Seshadri proved that the vector bundles associated with irre-ducible unitary representations of the fundamental group of a compact Riemann surface are precisely the stable vector bundles on a compact Riemann surface. In [9], Donald-son proved the Narasimhan-Seshadri theorem using the results of [24]. When a compact phishing packWebat polystable vector bundle on M, we de ne polystable at principal G{bundles over M. A at principal GL r{bundle is polystable if and only if the corresponding vector bundle of rank … phishing owaspWebLet E be a unitary vector bundle on a compact Riemannian 4-manifold X. A unitary connection A on E is an anti-self-dual instanton if FA = FA. On a Hermitian 4-manifold X, … phishingowy